英语. 用must,must't回答 You ( ) draw on the blackboard. You ( ) r

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英语. 用must,must't回答 You ( ) draw on the blackboard. You ( ) return the books in time.
You ( ) step on the grass.
You ( ) put the books back after you have read them.
You ( ) talk to the driver when the school bus is moving.
You ( ) clean the classroom every day.
You ( ) wait in line for the school bus.
You ( ) talk too loudly in the reading room.

You ( mustn't ) step on the grass.
You ( must) put the books back after you have read them.
You ( mustn't ) talk to the driver when the school bus is moving.
You ( must) clean the classroom every day.
You ( must) wait in line for the school bus.
You ( mustn't) talk too loudly in the reading room.
You (mustn't ) draw on the blackboard.
You ( must) return the books in time.
must的意思是一定要,而mustn't的意思不是不一定要而是不可以

英语. 用must,must't回答 You ( ) draw on the blackboard. You ( ) r you must not draw on the blackboard. 将下列句子改为祈使句1.You can't draw on the blackboard.2.You must stan You can't draw on the blackboard 怎么改为祈使句 You must ride on the right side of the r you must't jump the queue when you get on bus 同义句 you must — can you （） the picture on the blackboard.用draw的适当形式填空 You must return the books on time的回答 You mustn't walk on grass,must you?后句中的must用的对吗? You must be come to the meeting on time I___ A.must B.have t 1:You must't write on it. 1.You must finish ___(draw) the picture.